Related Clues:

• People far below, seemingly
• Farm animals?
• Kitchen-space invaders
• Certain soldiers...
• Busy insects
• Insects on farms
• Unwelcome houseguests
• Symbols of hard work
• Tree line?
• Queen's offspring
• What people look like from a plane?
• Social crawlers
• Tiny army marchers
• Social pests
• Myrmecophobe's worry